
QUESTION NO: 3
Which configuration will enable the R1 router in the AS51003 sub-AS (member-AS) as a route
reflector with neighbors 10.1.1.1 and 10.2.2.2 as its route-reflector clients?
A. ! R1 routerbgp 51003 bgp confederation identifier 55111 bgp confederation peers 51001 51002
neighbor 10.1.1.1 remote-as 51001 neighbor 10.2.2.2 remote-as 51002 neighbor 10.1.1.1 route-
reflector-client neighbor 10.2.2.2 route-reflector-client
B. ! R1 routerbgp 55111 bgp confederation identifier 51003 neighbor 10.1.1.1 remote-as 51003
neighbor 10.2.2.2 remote-as 51003 neighbor 10.1.1.1 route-reflector-client neighbor 10.2.2.2
route-reflector-client
C. ! R1 routerbgp 55111 bgp confederation identifier 51003 neighbor 10.1.1.1 remote-as 55111
neighbor 10.2.2.2 remote-as 55111 neighbor 10.1.1.1 route-reflector-client neighbor 10.2.2.2
route-reflector-client
D. ! R1 routerbgp 51003 bgp confederation identifier 55111 bgp confederation peers 51001 51002
neighbor 10.1.1.1 remote-as 51003 neighbor 10.2.2.2 remote-as 51003 neighbor 10.1.1.1 route-
reflector-client neighbor 10.2.2.2 route-reflector-client
Answer: D
QUESTION NO: 4
How does the extended community cost feature influence the BGP best path selection?
A. inserts the cost attribute after the MED attribute comparison, forcing best path route selection if
all other preferred route selection criteria are equal
B. selects the BGP route with the highest attached extended community cost value
C. alters the BGP AS exit path selection by adding the link cost to the local preference
D. acts as a best path "tie breaker" when multiple IGP equal cost paths occur
E. reflects the bandwidth of links entering the local AS fromeBGP neighbors (in the MED attribute)
Answer: D
QUESTION NO: 5
Lab
Cisco 642-661: Practice Exam
3
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